
- 工作日志查询逻辑重构,以提高查询效率和可读性。 - 引入MPJLambdaWrapperX以简化SQL查询构建。 -直接使用COALESCE函数替代多个if判断,简化SQL逻辑。- 移除不必要的注释和未使用的代码片段。 -调整数据库逻辑,引入逻辑删除字段以优化数据处理。 -确保单元测试覆盖更改,并调整以适应新的查询逻辑。 - 文档更新以反映代码更改,并添加缺失的数据类型说明。 解决了旧查询方法中存在的性能瓶颈,该方法由于复杂的嵌套SQL和不必要的临时表而导致效率低下。新的查询方法通过利用Mybatis-Plus的功能和更简洁的SQL逻辑,提高了查询速度和整体系统性能。此外,代码重构还简化了维护工作。
222 lines
8.4 KiB
XML
222 lines
8.4 KiB
XML
<?xml version="1.0" encoding="UTF-8"?>
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<!DOCTYPE mapper PUBLIC "-//mybatis.org//DTD Mapper 3.0//EN" "http://mybatis.org/dtd/mybatis-3-mapper.dtd">
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<mapper namespace="cn.iocoder.yudao.module.system.dal.mysql.worklog.LogInstanceMapper">
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<!--
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一般情况下,尽可能使用 Mapper 进行 CRUD 增删改查即可。
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无法满足的场景,例如说多表关联查询,才使用 XML 编写 SQL。
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代码生成器暂时只生成 Mapper XML 文件本身,更多推荐 MybatisX 快速开发插件来生成查询。
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文档可见:https://www.iocoder.cn/MyBatis/x-plugins/
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-->
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<select id="selectRaedUser" resultType="cn.iocoder.yudao.module.system.service.worklog.dto.LogReadUserRespDTO">
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SELECT
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DISTINCT result.user_id, result.dept_id
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FROM
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(
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SELECT
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user.id,
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user.dept_id,
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user.nickname,
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read_user.*,
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CASE
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read_user.data_scope
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WHEN 1 THEN
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'all' -- 全部数据权限
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WHEN 2 THEN
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read_user.data_scope_dept_ids -- 指定部门数据权限
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WHEN 3 THEN
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user.dept_id -- 本部门数据权限
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WHEN 4 THEN
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(
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SELECT
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GROUP_CONCAT( id SEPARATOR ', ' ) AS ids
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FROM
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(
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SELECT
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t1.id,
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t1.NAME,
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IF
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( find_in_set( parent_id, @pids ) > 0, @pids := concat( @pids, ',', id ), 0 ) AS ischild
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FROM
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( SELECT id, parent_id, NAME FROM system_dept t ORDER BY parent_id, id ) t1,
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( SELECT @pids := user.dept_id ) t2
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) t3
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WHERE
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ischild != 0
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OR id = user.dept_id
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) -- read_user.data_scope_dept_ids -- 本部门及以下数据权限
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END AS ids
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FROM
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system_users user
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LEFT JOIN (
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SELECT
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u_role.user_id,
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u_role.role_id,
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role_id.data_scope,
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role_id.data_scope_dept_ids
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FROM
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system_user_role u_role
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LEFT JOIN (
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SELECT
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role.id, role.data_scope, role.data_scope_dept_ids
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FROM
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(
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SELECT role_id
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FROM system_role_menu a
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LEFT JOIN system_menu role ON a.menu_id = role.id
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WHERE
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role.permission = 'system:view-log:query'
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AND a.role_id != 1
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AND a.role_id != 101
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AND a.deleted = 0
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) menu
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LEFT JOIN system_role role on role.id = menu.role_id
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) role_id ON u_role.role_id = role_id.id
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WHERE u_role.deleted = 0
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ORDER BY
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u_role.role_id
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) read_user ON user.id = read_user.user_id
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WHERE
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user.deleted = 0
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AND user.status = 0
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AND read_user.data_scope != 5
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) result
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WHERE
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result.user_id != #{userId}
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and
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( ( LOCATE(#{deptId},result.ids) and result.data_scope = 4 )
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or ( LOCATE(#{deptId},result.ids) and result.data_scope = 2 )
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or ( result.dept_id = #{deptId} and result.data_scope = 3 )
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or result.data_scope = 1 )
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</select>
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<select id="getNextOrUp"
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resultType="cn.iocoder.yudao.module.system.controller.admin.worklog.vo.loginstance.LogInstanceRespVO">
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SELECT
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a.id,
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a.name
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FROM
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work_log_instance_ext AS a
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LEFT JOIN work_log_read AS e ON a.id = e.log_instance_id
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AND e.read_user_id = #{userId}
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<where>
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a.deleted = 0
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<if test="type == 0">
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and a.id < #{id}
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</if>
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<if test="type == 1">
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and a.id > #{id}
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</if>
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<if test="reqVO.type != null">
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and a.type = #{reqVO.type}
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</if>
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<if test="reqVO.deptId != null">
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and a.dept_id = #{reqVO.deptId}
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</if>
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<if test="reqVO.startUserId != null">
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and a.start_user_id = #{reqVO.startUserId}
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</if>
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<if test="reqVO.createTime != null and reqVO.createTime.length > 0">
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<if test="reqVO.createTime[0] != null">
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and a.create_time >= #{reqVO.createTime[0]}
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</if>
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<if test="reqVO.createTime[1] != null">
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and a.create_time <= #{reqVO.createTime[1]}
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</if>
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</if>
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<if test="reqVO.readStatus != null">
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and e.read_status = #{reqVO.readStatus}
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</if>
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<if test="pagingType == 0">
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and a.start_user_id != #{userId}
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</if>
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<if test="pagingType == 1">
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and a.start_user_id = #{userId}
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</if>
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<if test="reqVO.isBoss != null">
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and a.start_user_id in
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<foreach collection="userIds" item="userId" open="(" close=")" separator=",">
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#{userId}
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</foreach>
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</if>
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</where>
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<if test="type == 0">
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order by id desc
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</if>
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<if test="type == 1">
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order by id asc
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</if>
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limit 1
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</select>
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<!-- <select id="selectPageResult" resultType="cn.iocoder.yudao.module.system.controller.admin.worklog.vo.loginstance.LogInstanceRespVO">-->
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<!-- SELECT-->
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<!-- a.*,-->
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<!-- e.read_status as readStatus,-->
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<!-- COALESCE(c.readCount, 0) as readCount,-->
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<!-- COALESCE(d.unreadCount, 0) as unReadCount,-->
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<!-- COALESCE(b.comment, 0) as comment-->
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<!-- FROM-->
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<!-- system_user_post userPost,-->
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<!-- system_dept dept,-->
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<!-- system_post post,-->
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<!-- work_log_instance_ext as a-->
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<!-- LEFT JOIN work_log_read as e ON a.id = e.log_instance_id and e.read_user_id = #{userId}-->
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<!-- LEFT JOIN (SELECT log_instance_id, COUNT(log_instance_id) AS readCount FROM work_log_read where read_status = 1 AND deleted = 0 GROUP BY log_instance_id ) AS c ON a.id = c.log_instance_id-->
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<!-- LEFT JOIN (SELECT log_instance_id, COUNT(log_instance_id) AS unReadCount FROM work_log_read where read_status = 0 AND deleted = 0 GROUP BY log_instance_id ) AS d ON a.id = d.log_instance_id-->
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<!-- LEFT JOIN (SELECT work_log_id, COUNT(work_log_id) AS comment FROM work_log_comment where deleted = 0 GROUP BY work_log_id) AS b ON a.id = b.work_log_id-->
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<!-- <where>-->
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<!-- a.deleted = 0-->
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<!-- AND a.start_user_id = userPost.user_id-->
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<!-- AND userPost.post_id = post.id-->
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<!-- AND a.dept_id = dept.id-->
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<!-- <if test="reqVO.isProduce == 1">-->
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<!-- AND dept.flag LIKE '%166%'-->
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<!-- </if>-->
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<!-- <if test="reqVO.isProduce == 2">-->
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<!-- AND dept.flag NOT LIKE '%166%'-->
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<!-- </if>-->
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<!-- <if test="reqVO.formId != null">-->
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<!-- and a.form_id = #{reqVO.formId}-->
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<!-- </if>-->
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<!-- <if test="reqVO.deptId != null">-->
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<!-- and a.dept_id = #{reqVO.deptId}-->
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<!-- </if>-->
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<!-- <if test="reqVO.startUserId != null">-->
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<!-- and a.start_user_id = #{reqVO.startUserId}-->
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<!-- </if>-->
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<!-- <if test="reqVO.createTime != null and reqVO.createTime.length > 0">-->
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<!-- <if test="reqVO.createTime[0] != null">-->
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<!-- and a.time >= #{reqVO.createTime[0]}-->
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<!-- </if>-->
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<!-- <if test="reqVO.createTime[1] != null">-->
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<!-- and a.time <= #{reqVO.createTime[1]}-->
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<!-- </if>-->
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<!-- </if>-->
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<!-- <if test="reqVO.readStatus != null">-->
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<!-- and e.read_status = #{reqVO.readStatus}-->
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<!-- </if>-->
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<!-- <if test="pagingType == 0">-->
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<!-- and a.start_user_id != #{userId}-->
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<!-- </if>-->
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<!-- <if test="pagingType == 1">-->
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<!-- and a.start_user_id = #{userId}-->
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<!-- </if>-->
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<!-- <if test="reqVO.isBoss != null and reqVO.isProduce == null">-->
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<!-- and a.start_user_id in-->
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<!-- <foreach collection="userIds" item="userId" open="(" close=")" separator=",">-->
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<!-- #{userId}-->
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<!-- </foreach>-->
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<!-- </if>-->
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<!-- </where>-->
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<!-- GROUP BY a.id-->
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<!-- ORDER BY-->
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<!-- a.time DESC,-->
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<!-- post.sort,-->
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<!-- a.create_time DESC-->
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<!-- </select>-->
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</mapper> |